For many blurry-eyed early risers, the day doesn't truly begin without a jolt of caffeine from a cup of coffee, an energy drink, or a can of soda. For Diet Coke enthusiasts, the famous soda in the ...

In a world flooded with beverages promising everything from sharper focus to clearer skin, one drink continues to command an ...

I really love Diet Coke. Or Coke Zero ... But all the deliciousness, refreshment, and caffeine! I have consumed sugar-free soft drinks for as long as I can remember, despite the fact that I ...

However, caffeine-free Diet Coke did just as well, suggesting that caffeine does not accelerate the reaction, at least at the normal levels in the drink. They also measured the pH of the Coke ...

For a brand that is perhaps more synonymous with American culture than any other, Diet Coke is devoid of pretty much anything. With zero calories and 46 milligrams of caffeine, the soda is much as ...